body{
    overflow-x:hidden ;
    background-color: #e8e8e8;
} 
#nav{
    background-color: black;
    opacity:0.8;
    height:50px;
    background:-webkit-gradient(linear, 0% 0%, 0% 100%,from(#6a6a6a), to(#c4c4c4));/*谷歌*/ 
}
#btn1{
    margin-top:7px;
    margin-left:10px;
}
#btn2{
    margin-top:7px;
    float: right;
    margin-right:10px;
}
#nav p{
    font-size: 20px;
    color:white;
    opacity:1;
    margin-top:10px;
}
#headerimg{
    height:300px;
    /*background-color: black;*/
    background-image: url(../Images/banner.png);
}
#headermain{
    margin-top:120px;
}
#headermain p{
    margin-top:30px;
}

#head{
    width:100px;
    height:100px;
}
#nickname{
    font-size: 24px;
    color:white;
}
#message{
    font-size: 24px;
    color:white;
}

.media{
    background-color: white;
    padding:10px;
}
.media-body button{
    float:right;
}
.mediablock{
    padding: 3px;
}
.msg{
    margin-top:15px;
    margin-bottom: 15px;
}
h5{
    color:grey;
}
.more{
float:right;
margin-right:5px;
}
#num1{
    border:0;
    width:20px;
}
#num2{
    border:0;
    width:20px;
}
#num3{
    border:0;
    width:20px;
}
#num4{
    border:0;
    width:20px;
}

